The Lexus GX 550 is a body-on-frame luxury midsize SUV produced by Toyota Motor Corporation under the Lexus brand. The GX 550 entered production for the 2024 model year, replacing the previous GX 460 generation. This guide covers towing capacity by model year and trim configuration, including maximum trailer weight, payload limits, and hitch requirements.
Towing capacity varies depending on trim level, installed options, and tow equipment packages. Following manufacturer-rated towing limits helps protect the engine, transmission, braking systems, and frame integrity.
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2026 Lexus GX 550 Towing Capacity
The 2026 GX 550 continues on the same TNGA-F body-on-frame platform and 3.4L twin-turbocharged V6 powertrain introduced in 2024. Towing ratings across trims remain consistent with prior model years, with the Overtrail trim delivering the highest maximum trailer weight.
2026 GX 550 Premium Towing Specifications
| Specification | Detail |
|---|---|
| Engine Options | 3.4L Twin-Turbo V6 (349 hp / 479 lb-ft) |
| Drivetrain | 4WD (Part-Time with 2-Speed Transfer Case) |
| Maximum Towing Capacity | 9,063 lbs (4,111 kg) |
| Conventional Towing Capacity (Dead Weight Hitch) | 5,000 lbs (2,268 kg) |
| Fifth-Wheel / Gooseneck Capacity | N/A |
| Maximum Payload Capacity | approx. 1,445 lbs (655 kg) |
| Gross Vehicle Weight Rating (GVWR) | 7,030 lbs (3,189 kg) |
| Gross Combined Weight Rating (GCWR) | approx. 16,093 lbs (7,300 kg) |
| Tongue Weight Limit | 906 lbs (411 kg) |
| Hitch Class | Class III / IV |
| Factory Tow Package | Standard |
2026 GX 550 Overtrail Towing Specifications
| Specification | Detail |
|---|---|
| Engine Options | 3.4L Twin-Turbo V6 (349 hp / 479 lb-ft) |
| Drivetrain | 4WD (Part-Time with 2-Speed Transfer Case) |
| Maximum Towing Capacity | 9,096 lbs (4,126 kg) |
| Conventional Towing Capacity (Dead Weight Hitch) | 5,000 lbs (2,268 kg) |
| Fifth-Wheel / Gooseneck Capacity | N/A |
| Maximum Payload Capacity | approx. 1,490 lbs (676 kg) |
| Gross Vehicle Weight Rating (GVWR) | 7,165 lbs (3,250 kg) |
| Gross Combined Weight Rating (GCWR) | approx. 16,261 lbs (7,376 kg) |
| Tongue Weight Limit | 910 lbs (413 kg) |
| Hitch Class | Class III / IV |
| Factory Tow Package | Standard |
The 2026 Lexus GX 550 Overtrail achieves the highest published maximum towing capacity in the GX 550 lineup at 9,096 lbs (4,126 kg). The Premium trim is rated at 9,063 lbs (4,111 kg) when equipped with the factory tow package. Staying within the rated tongue weight and payload limits maintains braking control and towing stability.
2025 Lexus GX 550 Towing Capacity
The 2025 model year GX 550 carries the same powertrain and chassis configuration as the 2024 introduction. Six trim levels are available: Premium, Premium+, Luxury, Luxury+, Overtrail, and Overtrail+, each with distinct towing ratings.
2025 GX 550 Towing Specifications by Trim
| Trim | Maximum Towing Capacity | Curb Weight |
|---|---|---|
| GX 550 Premium | 9,063 lbs (4,111 kg) | 5,585 lbs (2,533 kg) |
| GX 550 Premium+ | 9,041 lbs (4,101 kg) | 5,605 lbs (2,542 kg) |
| GX 550 Luxury | 7,844 lbs (3,558 kg) | 5,675 lbs (2,574 kg) |
| GX 550 Luxury+ | 7,601 lbs (3,448 kg) | 5,710 lbs (2,590 kg) |
| GX 550 Overtrail | 9,096 lbs (4,126 kg) | 5,675 lbs (2,574 kg) |
| GX 550 Overtrail+ | 9,063 lbs (4,111 kg) | 5,705 lbs (2,588 kg) |
2025 GX 550 Premium Full Specifications
| Specification | Detail |
|---|---|
| Engine Options | 3.4L Twin-Turbo V6 (349 hp / 479 lb-ft) |
| Drivetrain | 4WD (Part-Time with 2-Speed Transfer Case) |
| Maximum Towing Capacity | 9,063 lbs (4,111 kg) |
| Conventional Towing Capacity (Dead Weight Hitch) | 5,000 lbs (2,268 kg) |
| Fifth-Wheel / Gooseneck Capacity | N/A |
| Maximum Payload Capacity | approx. 1,445 lbs (655 kg) |
| Gross Vehicle Weight Rating (GVWR) | 7,030 lbs (3,189 kg) |
| Gross Combined Weight Rating (GCWR) | approx. 16,093 lbs (7,300 kg) |
| Tongue Weight Limit | 906 lbs (411 kg) |
| Hitch Class | Class III / IV |
| Factory Tow Package | Standard |
The 2025 Lexus GX 550 offers a maximum towing capacity of 9,096 lbs (4,126 kg) on the Overtrail trim when properly equipped. The Luxury and Luxury+ trims carry lower towing ratings due to heavier curb weights and differing axle and suspension configurations. Confirming the trim-specific towing rating before selecting a trailer weight is required to stay within drivetrain limits.
2024 Lexus GX 550 Towing Capacity
The 2024 model year marked the debut of the GX 550 nameplate. Lexus revised its initial 8,000-lb towing estimate upward to 9,063 lbs (4,111 kg) prior to the vehicle’s market release. The GX 550 uses a 10-speed automatic transmission paired with the 3.4L twin-turbo V6, shared with the Toyota Sequoia platform.
2024 GX 550 Towing Specifications by Trim
| Trim | Maximum Towing Capacity | Curb Weight |
|---|---|---|
| GX 550 Premium | 9,063 lbs (4,111 kg) | 5,585 lbs (2,533 kg) |
| GX 550 Premium+ | 9,041 lbs (4,101 kg) | 5,605 lbs (2,542 kg) |
| GX 550 Luxury | 7,844 lbs (3,558 kg) | 5,675 lbs (2,574 kg) |
| GX 550 Luxury+ | 7,601 lbs (3,448 kg) | 5,710 lbs (2,590 kg) |
| GX 550 Overtrail | 9,096 lbs (4,126 kg) | 5,675 lbs (2,574 kg) |
| GX 550 Overtrail+ | 9,063 lbs (4,111 kg) | 5,705 lbs (2,588 kg) |
2024 GX 550 Premium Full Specifications
| Specification | Detail |
|---|---|
| Engine Options | 3.4L Twin-Turbo V6 (349 hp / 479 lb-ft) |
| Drivetrain | 4WD (Part-Time with 2-Speed Transfer Case) |
| Maximum Towing Capacity | 9,063 lbs (4,111 kg) |
| Conventional Towing Capacity (Dead Weight Hitch) | 5,000 lbs (2,268 kg) |
| Fifth-Wheel / Gooseneck Capacity | N/A |
| Maximum Payload Capacity | approx. 1,445 lbs (655 kg) |
| Gross Vehicle Weight Rating (GVWR) | 7,030 lbs (3,189 kg) |
| Gross Combined Weight Rating (GCWR) | approx. 16,093 lbs (7,300 kg) |
| Tongue Weight Limit | 906 lbs (411 kg) |
| Hitch Class | Class III / IV |
| Factory Tow Package | Standard |
The 2024 Lexus GX 550 is the first model year of this generation and reached a maximum towing capacity of 9,063 lbs (4,111 kg), a significant increase over the previous-generation GX 460’s 6,500-lb rating. The Overtrail trim reaches the generation’s highest towing limit at 9,096 lbs (4,126 kg). Payload capacity of approximately 1,367 lbs (620 kg) must be accounted for when adding occupants, cargo, and tongue weight simultaneously.
Towing Equipment and Setup
Proper towing equipment is essential to operate within the GX 550’s rated capacity limits and to maintain safe braking distances and trailer control. The GX 550 includes an integrated electric trailer brake controller on equipped trims, which adjusts braking force applied to a trailer’s electric or electric-over-hydraulic brakes.
Equipment Overview
| Component | Function |
|---|---|
| Factory Tow Package | Includes hitch receiver, trailer wiring harness, and transmission cooler |
| Integrated Trailer Brake Controller | Synchronizes trailer braking with vehicle deceleration for loads over 3,000 lbs |
| Weight-Distributing Hitch | Required for trailers exceeding 5,000 lbs to restore front axle load |
| Trailer Sway Control | Factory-standard on GX 550; uses selective braking to reduce trailer oscillation |
| Class III / IV Hitch Receiver | 2-inch receiver compatible with standard trailer hitches |
| Proper Tire Load Rating | All four tires must be rated to handle combined vehicle and tongue weight loads |
Normal Towing vs. Heavy Towing Setup
| Setup Factor | Normal Towing (Under 5,000 lbs) | Heavy Towing (5,001 to 9,096 lbs) |
|---|---|---|
| Hitch Type | Dead weight receiver hitch | Weight-distributing hitch required |
| Trailer Brakes | Recommended | Required |
| Brake Controller | Optional | Mandatory |
| Tire Pressure | Standard specifications | Adjust to max recommended pressure |
| Transmission Temp | Monitored passively | Active monitoring via gauge or aftermarket scanner |
| Tow Mode Engagement | Optional | Mandatory; locks transmission shift points |
The GX 550’s Trailer Sway Control system is factory-standard and applies selective wheel braking when lateral trailer oscillation is detected. Weight distribution equipment is required on any trailer configuration exceeding the dead weight hitch limit of 5,000 lbs (2,268 kg) to restore steering and front-axle braking performance.
FAQs
What is the maximum towing capacity of a Lexus GX 550?
The maximum towing capacity of the Lexus GX 550 is 9,096 lbs (4,126 kg), achieved by the Overtrail trim when equipped with the factory tow package. Premium and Overtrail+ trims are rated at 9,063 lbs (4,111 kg). Luxury and Luxury+ trims carry lower ratings of 7,844 lbs (3,558 kg) and 7,601 lbs (3,448 kg), respectively.
How much can a Lexus GX 550 tow with a tow package?
The factory tow package is standard across GX 550 trims and includes the hitch receiver, trailer wiring, and transmission cooler. With the tow package installed, the Premium trim achieves a maximum towing capacity of 9,063 lbs (4,111 kg). The specific towing limit still depends on trim level, as Luxury trims carry reduced ratings regardless of tow package installation.
Does 4WD affect Lexus GX 550 towing capacity?
The GX 550 is only available with 4WD and does not offer a 2WD configuration. Towing capacity ratings published by Lexus apply to the 4WD drivetrain standard across all trims. Engaging 4WD Low range during towing is not recommended for highway speeds and is intended for low-speed off-road maneuvering only.
What trailer weight is safe for a Lexus GX 550?
Safe trailer weight requires accounting for trailer tongue weight within payload limits, occupant weight, and cargo weight simultaneously. A GX 550 Premium with a payload of approximately 1,445 lbs (655 kg) and occupants plus cargo already on board will have a reduced available tongue weight. Tongue weight should not exceed 10 percent of the total trailer weight, or the published tongue weight limit of 906 lbs (411 kg), whichever is lower.
Do I need a weight-distributing hitch for a Lexus GX 550?
A weight-distributing hitch is required for trailers exceeding the dead weight hitch limit of 5,000 lbs (2,268 kg) on the GX 550. Without weight distribution, front axle load is reduced, degrading steering response and braking effectiveness. For trailers between 5,001 lbs and 9,096 lbs, a weight-distributing hitch with sway control is the manufacturer-recommended setup.
What hitch class does the Lexus GX 550 use?
The GX 550 uses a Class III / Class IV 2-inch receiver hitch. This is compatible with most standard trailer couplers and weight-distributing hitch systems. A Class V receiver is not factory-specified for this platform, and aftermarket Class V upgrades should be verified for compatibility with the frame mounting points before installation.
Conclusion
The Lexus GX 550, produced from the 2024 model year through the current 2026 model year, offers a towing capacity range of 7,601 lbs (3,448 kg) on the Luxury+ trim to 9,096 lbs (4,126 kg) on the Overtrail trim. Trim selection is the primary factor determining towing capacity, as all model years use the same 3.4L twin-turbo V6 engine and 4WD drivetrain. The Overtrail and Premium trims consistently deliver the highest trailer weight ratings, while Luxury-series trims carry reduced limits due to higher curb weights. Towing capacity figures published by Lexus are achievable only when tongue weight, payload, and GCWR limits are all satisfied simultaneously. Always verify the specific towing specifications for your trim and configuration using the owner’s manual or the vehicle’s door-jamb sticker before towing heavy loads.
